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US2477854A
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US
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Hydraulic jack weighing device
Assignee: Black and Decker Corp
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Filing: 1945-06-16
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Granted: 1949-08-02
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Expires: 1965-06-16
Abstract
No abstract record available.
Inventors
- 👤 James N Baker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:49
CPC Classifications
G; G01; G01G; G01G5/00; G01G5/04; Y; Y10; Y10S; Y10S177/00; Y10S177/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1994388A
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US1972578A
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US2173493A
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US2148013A
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US2324769A
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US2360886A
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US2380362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-08-01 | 1953-01-31 | 1953-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-08-01 | 1957-01-31 | 1957-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-08-01 | 1961-01-31 | 1961-08-02 | $7700.00 | Window Closed / Lapsed |